internal error: compiler/semobjconstr.nim(324, 20) example

[tersec]

A syntax error causes an internal compiler error.

Example

type
  Foo* = enum
    Baz = "foobar"

  Bar* = object
    case foobar*: Foo
    of Baz:

when isMainModule:
  discard

Current Output

please check whether the problem still exists in git head before posting,
see rebuilding the compiler.

$ bin/nim c testcase.nim
Hint: used config file 'config/nim.cfg' [Conf]
Hint: used config file 'config/config.nims' [Conf]
....
Error: internal error: compiler/semobjconstr.nim(324, 20)
No stack traceback available
$ bin/nim --version
Nim Compiler Version 1.3.5 [Linux: amd64]
Compiled at 2020-07-29
Copyright (c) 2006-2020 by Andreas Rumpf

git hash: 196e747df150ace81e7f4c01253128d4a89f03c7
active boot switches: -d:release
$ git log | head -n3
commit 196e747df150ace81e7f4c01253128d4a89f03c7
Author: c-blake <c-blake@users.noreply.github.com>
Date:   Wed Jul 29 05:19:02 2020 -0400

Expected Output

Not causing an internal error.

Additional Information

It exists back to 1.0.4 at least:

$ nim c testcase.nim
Hint: used config file '/etc/nim/nim.cfg' [Conf]
Hint: system [Processing]
Hint: widestrs [Processing]
Hint: io [Processing]
Hint: testcase1 [Processing]
Error: internal error: (filename: "semobjconstr.nim", line: 324, column: 19)
No stack traceback available
To create a stacktrace, rerun compilation with ./koch temp c <file>
$ nim --version
Nim Compiler Version 1.2.4 [Linux: amd64]
Compiled at 2020-08-09
Copyright (c) 2006-2020 by Andreas Rumpf

active boot switches: -d:release

$ nim c testcase.nim
Hint: used config file '/etc/nim/nim.cfg' [Conf]
Hint: system [Processing]
Hint: widestrs [Processing]
Hint: io [Processing]
Hint: testcase1 [Processing]
Error: internal error: (filename: "semstmts.nim", line: 1276, column: 19)
No stack traceback available
To create a stacktrace, rerun compilation with ./koch temp c <file>
$ nim --version
Nim Compiler Version 1.0.4 [Linux: amd64]
Compiled at 2020-02-04
Copyright (c) 2006-2019 by Andreas Rumpf

active boot switches: -d:release